Coordinate Grids

Coordinate Grids

Definition of a Grid

A pattern of horizontal and vertical lines that usually form squares.

Definition of Coordinate Grid

A grid used to locate a point by its distances from two intersecting straight lines.

Multiple Choice

Where is Point A on the coordinate plane?

• (7,4)
• (1,3)
• (9,3)
• (4,7)

Definition of X-Axis

A horizontal number line on a coordinate grid (side to side)

Definition Y-Axis

A vertical number line on the coordinate grid (up and down)

Definition of Coordinates

An ordered pair of numbers that gives the location on an coordinate grid. (X,Y)

Coordinates

The first number is always the X (or the first letter in the alphabet) and the second number is always the Y (or the second letter in the alphabet)

How to Plot Ordered Pairs

Step one: Find the X value first (move side to side)

Step two: Starting at your x value, find your Y value by moving up or down

Multiple Choice

Which axis runs up and down?

• x
• y

Multiple Choice

In an ordered pair the first number represents which axis?

• x
• y

Multiple Choice

What is the ordered pair for the location of the clothing store?

• (9,2)

• (2,9)

• (8,2)

• (10,2)

Multiple Choice

What location can be found at (5,3)?

• Shoe Store

• Toy Store

• Food Court

• Bathroom

Multiple Choice

What is located at (9,3)

• Point F
• Point D
• Point C
• Point B